I don't think there is a standard. But the same will happen with .later(:1month) on a month with 31 days where the day is 31, or a DateTime with a leapsecond advancing by a unit larger than a second. It minimizes the changes in nominal units.
On Mon, Dec 13, 2021, 05:23 rir <rir...@comcast.net> wrote: > > REPL says: > > Date.new("2024-02-29").later( :1year); > 2025-02-28 > > Is the following some standard? > > >